xref: /freebsd-src/contrib/llvm-project/compiler-rt/lib/gwp_asan/optional/backtrace_fuchsia.cpp (revision fe6060f10f634930ff71b7c50291ddc610da2475)
1e8d8bef9SDimitry Andric //===-- backtrace_fuchsia.cpp -----------------------------------*- C++ -*-===//
2e8d8bef9SDimitry Andric //
3e8d8bef9SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4e8d8bef9SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5e8d8bef9SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6e8d8bef9SDimitry Andric //
7e8d8bef9SDimitry Andric //===----------------------------------------------------------------------===//
8e8d8bef9SDimitry Andric 
9e8d8bef9SDimitry Andric #include "gwp_asan/optional/backtrace.h"
10e8d8bef9SDimitry Andric 
11*fe6060f1SDimitry Andric #include <zircon/sanitizer.h>
12e8d8bef9SDimitry Andric 
13e8d8bef9SDimitry Andric namespace gwp_asan {
14e8d8bef9SDimitry Andric namespace backtrace {
15e8d8bef9SDimitry Andric 
16*fe6060f1SDimitry Andric // Fuchsia's C library provides safe, fast, best-effort backtraces itself.
getBacktraceFunction()17*fe6060f1SDimitry Andric options::Backtrace_t getBacktraceFunction() {
18*fe6060f1SDimitry Andric   return __sanitizer_fast_backtrace;
19*fe6060f1SDimitry Andric }
20*fe6060f1SDimitry Andric 
21*fe6060f1SDimitry Andric // These are only used in fatal signal handling, which is not used on Fuchsia.
22*fe6060f1SDimitry Andric 
getPrintBacktraceFunction()23e8d8bef9SDimitry Andric PrintBacktrace_t getPrintBacktraceFunction() { return nullptr; }
getSegvBacktraceFunction()24e8d8bef9SDimitry Andric SegvBacktrace_t getSegvBacktraceFunction() { return nullptr; }
25e8d8bef9SDimitry Andric 
26e8d8bef9SDimitry Andric } // namespace backtrace
27e8d8bef9SDimitry Andric } // namespace gwp_asan
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